By lloyd
In this learning object, you’ll explore what tools should be a part of every welding tool bag.
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Designing a Ladder Diagram
By Terry Bartelt, Terry Fleischman
In this animated object, learners examine the design of a ladder circuit that provides manual control to a water pumping system. Students also study modifications to the circuit as the complexity of the system increases.
Pulse Train Fundamentals: Practice Problem #4
By Patrick Hoppe
In this interactive object, learners determine the pulse width, period, duty cycle, and frequency of a waveform.
Surface Finish Quiz
By Barbara Anderegg
Students take a quiz to test their knowledge of surface finish.
Safety - Hydraulic Press Brakes
By Dave Hoffman
In this learning activity you'll review safety considerations for using hydraulic press brakes.
Creative Commons Attribution-NonCommercial 4.0 International License.
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